英語(yǔ)中幾大從句的用法總結(jié)

1、英語(yǔ)中幾大從句的用法總結(jié)主語(yǔ)從句主語(yǔ)從句可直接位于主語(yǔ)的位置，如果從句較長(zhǎng)，謂語(yǔ)又較短，可用it 作形式主語(yǔ)，而將從句放在句末。常見的句型有：*It is a facta pitya questiongood news that.*It seemsappearshappenedhas turned out that.*It is clearimportantlikelypossible that.*It is saidreportedestimatedhas been proved that.*It is said that comic books create a connection be

2、tween people of thesame generation.*It seems that the performance is very useful. what 引導(dǎo)的主語(yǔ)從句表示“ .的東西時(shí).”，一般不用it作形式主語(yǔ)。*What we lack is experience. what,who,when,why,whether 等詞含有各自的疑問意義，但它們引導(dǎo)的主語(yǔ)從句，都用陳述語(yǔ)序。*How the plan is to be carried out should be discus sed again.*I did know why I felt like crying.

3、賓語(yǔ)從句賓語(yǔ)從句可位于及物動(dòng)詞、介詞和某些形容詞后。連詞 that ?？墒÷浴＝樵~后一般接疑問詞引導(dǎo)的賓語(yǔ)從句。in that（ 因?yàn)?）,except that（ 除了 ）,but that（ 只是） 已構(gòu)成固定搭配，其他介詞后一般不接that 引導(dǎo)的賓語(yǔ)從句。*I promised that I would change the situation.*All this is different from what American young peo plewould say about friendship.*He is certain that watching so much tel

4、evision is n otgood for children.*This article is well-written except that it is a bittoo long.it 來代替，而把賓語(yǔ)從句移至賓補(bǔ)之后。*He has made it clear that he would not change his mind.在 think,believe,suppose,expect 等動(dòng)詞后的賓語(yǔ)從句中，如果謂語(yǔ)是否定的，一般將否定詞移至主句謂語(yǔ)上，賓語(yǔ)從句則變成肯定形式。*He didn't think that the money was well spent.表

5、語(yǔ)從句表語(yǔ)從句出現(xiàn)在結(jié)構(gòu)為“主語(yǔ)+系動(dòng)詞+表語(yǔ)從句”的句子中。 表語(yǔ)從句除可用that,what,when,why,whether,how等引導(dǎo)外，還可由because,as if(though) 等引導(dǎo)。that ?？墒÷?。如主句主語(yǔ)為reason, 只能用 that 引導(dǎo)表語(yǔ)從句，不可用 because.*Perhaps the most important thing to remember is t hatthere is no one common type of life in America.*The reason why so many people died there is

6、 thatthere were not enough food supplies.*It looks as if successful international cultural communication will make the world smaller.賓語(yǔ)從句后如有賓補(bǔ)，要用形式賓語(yǔ)it 來代替，而把賓語(yǔ)從句移至賓補(bǔ)之后。*He has made it clear that he would not change his mind.4. 同位語(yǔ)從句同位語(yǔ)從句用于對(duì)前面出現(xiàn)的名詞作進(jìn)一步說明，一般用連詞 that 引導(dǎo)，由于先行名詞的意義不同，也可用whether/who/when

7、/Where/what/why/how 等引導(dǎo)。常見的先行名詞有fact/idea/Belief/news/hope/conclusion/evidence/suggestion/ order/Problem/report,/decision. 有時(shí)由于謂語(yǔ)較短，將同位 語(yǔ)從句位于謂語(yǔ)之后。*She finally made the decision that she would jointhe fashion show.*I had no idea how many books I could borrow at a time.*The news came that their team h

8、ad won thechampionship.5. 定語(yǔ)從句【定語(yǔ)從句所修飾的先行詞可以是名詞或代詞，也可以是一個(gè)句子。定語(yǔ)從句通常位于先行詞之后，由關(guān)系代詞或關(guān)系副詞引導(dǎo)】限制性定語(yǔ)從句【限制性定語(yǔ)從句修飾先行詞，對(duì)先行詞起修飾作用，緊接先行詞之后，無逗號(hào)，若省去，原句意思不完整。引導(dǎo)定語(yǔ)從句的關(guān)系代詞有who/whom/whose/which/that 等 who/whom/ whose 用于指人，whose 有時(shí)也可指物，相當(dāng)于of which ； which 用于指物；that 既可指人也可指物，但只用于限制性定語(yǔ)從句中。關(guān)系代詞除了引導(dǎo)定語(yǔ)從句，替代先行詞外，還在從句中擔(dān)任主語(yǔ)、賓語(yǔ)

9、、定語(yǔ)等】*The computers and cables which make up theInternet are owned by people and organizations.*Those who live alone or who are sick may have tro uble in getting close to other people.*The girl whose parents died in an accident is livin g with her grandmother.1) 當(dāng)先行詞是all/anything/everything/somethin

10、g/nothing等不定代詞或先行詞前有first/last/any/few/much/some/no/only 以及形容詞最高級(jí)修飾時(shí)，只能用關(guān)系代詞that 引導(dǎo)從句。*That is all that I've heard from him.*He's the first person that I'm going to interview this afternoon.2)在從句中作賓語(yǔ)的關(guān)系代詞?？墒÷浴ｊP(guān)系代詞緊跟介詞，作介詞賓語(yǔ)時(shí)不可用that ，只可用which 或 whom引導(dǎo)從句，并且不可省略，但當(dāng)介詞位于賓語(yǔ)從句句末時(shí)，作為介詞賓語(yǔ)的關(guān)系代詞仍可用

11、that ，也可省略。*This is one of those things with which we have toputup.*This is one of those things (whichthat) we have toput up with.3)引導(dǎo)定語(yǔ)從句的關(guān)系副詞有when/where/why 等。關(guān)系副詞在從句中作狀語(yǔ)，意義上相當(dāng)于一個(gè)“介詞 +which”的結(jié)構(gòu)。*Even in comic books where(=in which) there are no words,the stories are fully expressed through the dra

12、wings.*No one knows the reason why(=for which) he wasso angry that day.非限制性定語(yǔ)從句【非限制性定語(yǔ)從句既可修飾先行詞，也可修飾整個(gè)主句，起補(bǔ)充說明作用，與主句之間有逗號(hào)隔開， 若省去， 原句意思不受影響。不可用 that 引導(dǎo)非限制性定語(yǔ)從句。關(guān)系詞不可省略】*Every object has a gravitational pull,which is rather like magnetism. “介詞whose” 引導(dǎo)的定語(yǔ)從句【 “ 介詞whose” 可引導(dǎo)限制性定語(yǔ)從句，也可引導(dǎo)非限制性定語(yǔ)從句，該結(jié)構(gòu)中介詞的選

13、擇取決于從句謂語(yǔ)動(dòng)詞的固定搭配，或先行詞的習(xí)慣搭配】*This is the computer on which he spent all hissavings*It is written by a person with whom we are allfamiliar. as 引導(dǎo)的定語(yǔ)從句【 as 引導(dǎo)的定語(yǔ)從句主要用于“ such.as ”及“ thesame.as ”的結(jié)構(gòu)中，代替先行詞是人或物的名詞。as 引導(dǎo)非限制性定語(yǔ)句時(shí)， 代替整個(gè)主句，從句可位于主句之前、之后或中間】*These are not such problems as can be easily solv ed.（

14、as 代替先行詞problems）*As is mentioned above,no single company or grou p canControl what happens on the Internet.（as 代替主語(yǔ)）引導(dǎo)時(shí)間狀語(yǔ)從句的從屬連詞和詞組有：1)when/whenever/while/as/after/before/since/till/until/once 等。*We have learnt quite a lot about it since we camehere.2)as soon as/hardly(scarcely).when/no sooner.th

15、an/each(every) time/the moment/immediately(that)等。*As soon as I sent an e-mail message,I receivedpositive responses.*The moment he heard the good news,he jumped with joy.地點(diǎn)狀語(yǔ)從句引導(dǎo)地點(diǎn)狀語(yǔ)從句的連詞是where,wherever.*Wherever she went,she took her little daughterwithher.原因、結(jié)果和目的狀語(yǔ)從句1) 引導(dǎo)原因狀語(yǔ)從句的連詞有：because/as/sin

16、ce/now(that)/seeing that/considering th at/in that 等。*Considering that he is a freshman,we must say he idoing well.2)引導(dǎo)結(jié)果狀語(yǔ)從句的連詞有：50.1. that,/such.that/so that/that/so 等。*Mickey Mouse is so attractive that the childrenarereluctant to leave.3)引導(dǎo)目的狀語(yǔ)從句的連詞有：so that/in order that/for fear that/lest 等，從句

17、常使用may/might/can/could/would 等情態(tài)動(dòng)詞。*We got up early this morning so that we could catchthe first bus to the railway station.1)引導(dǎo)條件狀語(yǔ)從句的連詞有：if/unless,as(so) long as/on condition that/in case/provi ded(providing) that/supposing 等。*As long as you have the right equipment,you canuse a telephone line to

18、transmit computer data.2)引導(dǎo)讓步狀語(yǔ)從句though/although/whether/even though/even if/no matterwhat(when,how.)/whatever(whenever,wherever,however) 等。 Though/even if 等引導(dǎo)狀語(yǔ)從句 可轉(zhuǎn)換成含有as 的部分倒裝結(jié)構(gòu)，具有強(qiáng)調(diào)意義。其結(jié)構(gòu)為“形容詞 (副詞、 動(dòng)詞、 名詞) +as+ 主語(yǔ) +謂語(yǔ) ”*No matter what you may say,I would not change my mind. *Young as he is,he is quite experienced in this work.(